Submersible cables can be used in different kinds of applications, including groundwater pumping, sewage treatment plants, seawater handling, fire fighting borehole drilling and pumping, water well and deep well drilling, offshore drilling rigs, artificial lifts, mine dewatering, irrigation systems, and water supply systems. These cables conform to and are marked IS 694: 1990 up to 4.0 sq. mm. The sizes above 4.0 sq.mm. cables generally conform to IS 694 :